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Finding the Fourth Proportional to 264,598.94, 365,153.10 and 143,740.20

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Solution

The fourth proportional to 264,598.94, 365,153.10 and 143,740.20 is: 198,365.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,598.94 : 365,153.10 = 143,740.20 : x
  2. Step 2: Convert to fraction form
    264,598.94/365,153.10 = 143,740.20/x
  3. Step 3: Cross multiply
    264,598.94x = 365,153.10 × 143,740.20
  4. Step 4: Simplify right side
    264,598.94x = 52,487,179,624.62
  5. Step 5: Solve for x
    x = 52,487,179,624.62/264,598.94
  6. Step 6: Final answer
    x = 198,365.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.